<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>固定定位</title>
    <style>
        body {
            height: 3000px;
        }
        .dl {
            position: fixed;
            top: 200px;
            right: 60px;
        }
    </style>
</head>
<body>
    <div class="dl">
        <img src="img/dl.jpeg" alt="">
    </div>
    <img src="img/固定定位.png" alt="">
</body>
</html>